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Cybersecurity researchers have discovered a remote denial-of-service exploit that affects major web servers, including NGINX, Apache HTTPD, Microsoft IIS, Envoy, and Cloudflare Pingora
Cloudflare has addressed a security vulnerability impacting its Automatic Certificate Management Environment (ACME) validation logic that made it possible to bypass security controls and access origin servers. "The vulnerability was rooted in how our edge network processed requests destined for the ACME HTTP-01 challenge path (/.well-known/acme-challenge/*)," the web infrastructure
Cloudflare has blamed today's outage on the emergency patching of a critical React remote code execution vulnerability, which is now actively exploited in attacks. [...]
Cloudflare on Thursday said it took steps to disrupt a month-long phishing campaign orchestrated by a Russia-aligned threat actor called FlyingYeti targeting Ukraine
ALSO: Roblox-themed infostealer on the prowl, telco insider pleads guilty to swapping SIMs, and some crit vulns in brief Almost as quickly as a paper came out last week revealing an AI side-channel vulnerability, Cloudflare researchers have figured out how to solve it: just obscure your token size.…
The Midnight Blizzard and Cloudflare-Atlassian cybersecurity incidents raised alarms about the vulnerabilities inherent in major SaaS platforms. These incidents illustrate the stakes involved in SaaS breaches — safeguarding the integrity of SaaS apps and their sensitive data is critical but is not easy. Common threat vectors such as sophisticated spear-phishing, misconfigurations and
Botnet storm drowned last record with 398 million requests per second A zero-day vulnerability in the HTTP/2 protocol was exploited to launch the largest distributed denial-of-service (DDoS) attack on record, according to Cloudflare.…
Amazon Web Services (AWS), Cloudflare, and Google on Tuesday said they took steps to mitigate record-breaking distributed denial-of-service (DDoS) attacks that relied on a novel technique called HTTP/2 Rapid Reset
Web application firewalls from AWS, Cloudflare, F5, Imperva, and Palo Alto Networks are vulnerable to a database attack using the popular JavaScript Object Notation (JSON) format.
Simple to exploit, enough to pocket $3,000 A Danish ethical hacker was able to work his way uninvited into a closed Cloudflare beta and found a vulnerability that could have been exploited by a cybercriminal to hijack and steal someone else's email.…